Commit db9bb63a authored by Karsten Keil's avatar Karsten Keil Committed by David S. Miller

mISDN: Add XHFC support for embedded Speech-Design board to hfcmulti

New version without emulating arch specific stuff for the other
architectures, the special IO and init functions for the 8xx
microcontroller are in a separate include file.
Signed-off-by: default avatarAndreas Eversberg <andreas@eversberg.eu>
Signed-off-by: default avatarKarsten Keil <keil@b1-systems.de>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 5df3b8bc
......@@ -13,7 +13,7 @@ config MISDN_HFCPCI
config MISDN_HFCMULTI
tristate "Support for HFC multiport cards (HFC-4S/8S/E1)"
depends on PCI
depends on PCI || 8xx
depends on MISDN
help
Enable support for cards with Cologne Chip AG's HFC multiport
......@@ -23,6 +23,15 @@ config MISDN_HFCMULTI
* HFC-8S (8 S/T interfaces on one chip)
* HFC-E1 (E1 interface for 2Mbit ISDN)
config MISDN_HFCMULTI_8xx
boolean "Support for XHFC embedded board in HFC multiport driver"
depends on MISDN
depends on MISDN_HFCMULTI
depends on 8xx
default 8xx
help
Enable support for the XHFC embedded solution from Speech Design.
config MISDN_HFCUSB
tristate "Support for HFC-S USB based TAs"
depends on USB
......
......@@ -17,6 +17,16 @@
#define PCI_ENA_REGIO 0x01
#define PCI_ENA_MEMIO 0x02
#define XHFC_IRQ 4 /* SIU_IRQ2 */
#define XHFC_MEMBASE 0xFE000000
#define XHFC_MEMSIZE 0x00001000
#define XHFC_OFFSET 0x00001000
#define PA_XHFC_A0 0x0020 /* PA10 */
#define PB_XHFC_IRQ1 0x00000100 /* PB23 */
#define PB_XHFC_IRQ2 0x00000200 /* PB22 */
#define PB_XHFC_IRQ3 0x00000400 /* PB21 */
#define PB_XHFC_IRQ4 0x00000800 /* PB20 */
/*
* NOTE: some registers are assigned multiple times due to different modes
* also registers are assigned differen for HFC-4s/8s and HFC-E1
......@@ -81,6 +91,11 @@ struct hfcm_hw {
#define HFC_CFG_CRC4 10 /* disable CRC-4 Multiframe mode, */
/* use double frame instead. */
#define HFC_TYPE_E1 1 /* controller is HFC-E1 */
#define HFC_TYPE_4S 4 /* controller is HFC-4S */
#define HFC_TYPE_8S 8 /* controller is HFC-8S */
#define HFC_TYPE_XHFC 5 /* controller is XHFC */
#define HFC_CHIP_EXRAM_128 0 /* external ram 128k */
#define HFC_CHIP_EXRAM_512 1 /* external ram 256k */
#define HFC_CHIP_REVISION0 2 /* old fifo handling */
......@@ -88,19 +103,22 @@ struct hfcm_hw {
#define HFC_CHIP_PCM_MASTER 4 /* PCM is master */
#define HFC_CHIP_RX_SYNC 5 /* disable pll sync for pcm */
#define HFC_CHIP_DTMF 6 /* DTMF decoding is enabled */
#define HFC_CHIP_ULAW 7 /* ULAW mode */
#define HFC_CHIP_CLOCK2 8 /* double clock mode */
#define HFC_CHIP_E1CLOCK_GET 9 /* always get clock from E1 interface */
#define HFC_CHIP_E1CLOCK_PUT 10 /* always put clock from E1 interface */
#define HFC_CHIP_WATCHDOG 11 /* whether we should send signals */
#define HFC_CHIP_CONF 7 /* conference handling is enabled */
#define HFC_CHIP_ULAW 8 /* ULAW mode */
#define HFC_CHIP_CLOCK2 9 /* double clock mode */
#define HFC_CHIP_E1CLOCK_GET 10 /* always get clock from E1 interface */
#define HFC_CHIP_E1CLOCK_PUT 11 /* always put clock from E1 interface */
#define HFC_CHIP_WATCHDOG 12 /* whether we should send signals */
/* to the watchdog */
#define HFC_CHIP_B410P 12 /* whether we have a b410p with echocan in */
#define HFC_CHIP_B410P 13 /* whether we have a b410p with echocan in */
/* hw */
#define HFC_CHIP_PLXSD 13 /* whether we have a Speech-Design PLX */
#define HFC_CHIP_PLXSD 14 /* whether we have a Speech-Design PLX */
#define HFC_CHIP_EMBSD 15 /* whether we have a SD Embedded board */
#define HFC_IO_MODE_PCIMEM 0x00 /* normal memory mapped IO */
#define HFC_IO_MODE_REGIO 0x01 /* PCI io access */
#define HFC_IO_MODE_PLXSD 0x02 /* access HFC via PLX9030 */
#define HFC_IO_MODE_EMBSD 0x03 /* direct access */
/* table entry in the PCI devices list */
struct hm_map {
......@@ -113,6 +131,7 @@ struct hm_map {
int opticalsupport;
int dip_type;
int io_mode;
int irq;
};
struct hfc_multi {
......@@ -120,7 +139,7 @@ struct hfc_multi {
struct hm_map *mtyp;
int id;
int pcm; /* id of pcm bus */
int type;
int ctype; /* controller type */
int ports;
u_int irq; /* irq used by card */
......@@ -160,10 +179,16 @@ struct hfc_multi {
int len);
void (*write_fifo)(struct hfc_multi *hc, u_char *data,
int len);
u_long pci_origmembase, plx_origmembase, dsp_origmembase;
u_long pci_origmembase, plx_origmembase;
void __iomem *pci_membase; /* PCI memory */
void __iomem *plx_membase; /* PLX memory */
u_char *dsp_membase; /* DSP on PLX */
u_long xhfc_origmembase;
u_char *xhfc_membase;
u_long *xhfc_memaddr, *xhfc_memdata;
#ifdef CONFIG_MISDN_HFCMULTI_8xx
struct immap *immap;
#endif
u_long pb_irqmsk; /* Portbit mask to check the IRQ line */
u_long pci_iobase; /* PCI IO */
struct hfcm_hw hw; /* remember data of write-only-registers */
......
/*
* For License see notice in hfc_multi.c
*
* special IO and init functions for the embedded XHFC board
* from Speech Design
*
*/
#include <asm/8xx_immap.h>
/* Change this to the value used by your board */
#ifndef IMAP_ADDR
#define IMAP_ADDR 0xFFF00000
#endif
static void
#ifdef HFC_REGISTER_DEBUG
HFC_outb_embsd(struct hfc_multi *hc, u_char reg, u_char val,
const char *function, int line)
#else
HFC_outb_embsd(struct hfc_multi *hc, u_char reg, u_char val)
#endif
{
hc->immap->im_ioport.iop_padat |= PA_XHFC_A0;
writeb(reg, hc->xhfc_memaddr);
hc->immap->im_ioport.iop_padat &= ~(PA_XHFC_A0);
writeb(val, hc->xhfc_memdata);
}
static u_char
#ifdef HFC_REGISTER_DEBUG
HFC_inb_embsd(struct hfc_multi *hc, u_char reg, const char *function, int line)
#else
HFC_inb_embsd(struct hfc_multi *hc, u_char reg)
#endif
{
hc->immap->im_ioport.iop_padat |= PA_XHFC_A0;
writeb(reg, hc->xhfc_memaddr);
hc->immap->im_ioport.iop_padat &= ~(PA_XHFC_A0);
return readb(hc->xhfc_memdata);
}
static u_short
#ifdef HFC_REGISTER_DEBUG
HFC_inw_embsd(struct hfc_multi *hc, u_char reg, const char *function, int line)
#else
HFC_inw_embsd(struct hfc_multi *hc, u_char reg)
#endif
{
hc->immap->im_ioport.iop_padat |= PA_XHFC_A0;
writeb(reg, hc->xhfc_memaddr);
hc->immap->im_ioport.iop_padat &= ~(PA_XHFC_A0);
return readb(hc->xhfc_memdata);
}
static void
#ifdef HFC_REGISTER_DEBUG
HFC_wait_embsd(struct hfc_multi *hc, const char *function, int line)
#else
HFC_wait_embsd(struct hfc_multi *hc)
#endif
{
hc->immap->im_ioport.iop_padat |= PA_XHFC_A0;
writeb(R_STATUS, hc->xhfc_memaddr);
hc->immap->im_ioport.iop_padat &= ~(PA_XHFC_A0);
while (readb(hc->xhfc_memdata) & V_BUSY)
cpu_relax();
}
/* write fifo data (EMBSD) */
void
write_fifo_embsd(struct hfc_multi *hc, u_char *data, int len)
{
hc->immap->im_ioport.iop_padat |= PA_XHFC_A0;
*hc->xhfc_memaddr = A_FIFO_DATA0;
hc->immap->im_ioport.iop_padat &= ~(PA_XHFC_A0);
while (len) {
*hc->xhfc_memdata = *data;
data++;
len--;
}
}
/* read fifo data (EMBSD) */
void
read_fifo_embsd(struct hfc_multi *hc, u_char *data, int len)
{
hc->immap->im_ioport.iop_padat |= PA_XHFC_A0;
*hc->xhfc_memaddr = A_FIFO_DATA0;
hc->immap->im_ioport.iop_padat &= ~(PA_XHFC_A0);
while (len) {
*data = (u_char)(*hc->xhfc_memdata);
data++;
len--;
}
}
static int
setup_embedded(struct hfc_multi *hc, struct hm_map *m)
{
printk(KERN_INFO
"HFC-multi: card manufacturer: '%s' card name: '%s' clock: %s\n",
m->vendor_name, m->card_name, m->clock2 ? "double" : "normal");
hc->pci_dev = NULL;
if (m->clock2)
test_and_set_bit(HFC_CHIP_CLOCK2, &hc->chip);
hc->leds = m->leds;
hc->ledstate = 0xAFFEAFFE;
hc->opticalsupport = m->opticalsupport;
hc->pci_iobase = 0;
hc->pci_membase = 0;
hc->xhfc_membase = NULL;
hc->xhfc_memaddr = NULL;
hc->xhfc_memdata = NULL;
/* set memory access methods */
if (m->io_mode) /* use mode from card config */
hc->io_mode = m->io_mode;
switch (hc->io_mode) {
case HFC_IO_MODE_EMBSD:
test_and_set_bit(HFC_CHIP_EMBSD, &hc->chip);
hc->slots = 128; /* required */
/* fall through */
hc->HFC_outb = HFC_outb_embsd;
hc->HFC_inb = HFC_inb_embsd;
hc->HFC_inw = HFC_inw_embsd;
hc->HFC_wait = HFC_wait_embsd;
hc->read_fifo = read_fifo_embsd;
hc->write_fifo = write_fifo_embsd;
hc->xhfc_origmembase = XHFC_MEMBASE + XHFC_OFFSET * hc->id;
hc->xhfc_membase = (u_char *)ioremap(hc->xhfc_origmembase,
XHFC_MEMSIZE);
if (!hc->xhfc_membase) {
printk(KERN_WARNING
"HFC-multi: failed to remap xhfc address space. "
"(internal error)\n");
return -EIO;
}
hc->xhfc_memaddr = (u_long *)(hc->xhfc_membase + 4);
hc->xhfc_memdata = (u_long *)(hc->xhfc_membase);
printk(KERN_INFO
"HFC-multi: xhfc_membase:%#lx xhfc_origmembase:%#lx "
"xhfc_memaddr:%#lx xhfc_memdata:%#lx\n",
(u_long)hc->xhfc_membase, hc->xhfc_origmembase,
(u_long)hc->xhfc_memaddr, (u_long)hc->xhfc_memdata);
break;
default:
printk(KERN_WARNING "HFC-multi: Invalid IO mode.\n");
return -EIO;
}
/* Prepare the MPC8XX PortA 10 as output (address/data selector) */
hc->immap = (struct immap *)(IMAP_ADDR);
hc->immap->im_ioport.iop_papar &= ~(PA_XHFC_A0);
hc->immap->im_ioport.iop_paodr &= ~(PA_XHFC_A0);
hc->immap->im_ioport.iop_padir |= PA_XHFC_A0;
/* Prepare the MPC8xx PortB __X__ as input (ISDN__X__IRQ) */
hc->pb_irqmsk = (PB_XHFC_IRQ1 << hc->id);
hc->immap->im_cpm.cp_pbpar &= ~(hc->pb_irqmsk);
hc->immap->im_cpm.cp_pbodr &= ~(hc->pb_irqmsk);
hc->immap->im_cpm.cp_pbdir &= ~(hc->pb_irqmsk);
/* At this point the needed config is done */
/* fifos are still not enabled */
return 0;
}
This diff is collapsed.
......@@ -947,6 +947,10 @@ conf_software:
if (current_conf >= 0) {
join_members:
list_for_each_entry(member, &conf->mlist, list) {
/* if no conference engine on our chip, change to
* software */
if (!member->dsp->features.hfc_conf)
goto conf_software;
/* in case of hdlc, change to software */
if (member->dsp->hdlc)
goto conf_software;
......
......@@ -25,6 +25,7 @@ extern void mISDN_dsp_element_unregister(struct mISDN_dsp_element *elem);
struct dsp_features {
int hfc_id; /* unique id to identify the chip (or -1) */
int hfc_dtmf; /* set if HFCmulti card supports dtmf */
int hfc_conf; /* set if HFCmulti card supports conferences */
int hfc_loops; /* set if card supports tone loops */
int hfc_echocanhw; /* set if card supports echocancelation*/
int pcm_id; /* unique id to identify the pcm bus (or -1) */
......
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